claude-sonnet-4.6 · Anthropic
Anthropic balanced reasoning route with multimodal input and a 1M-token context window.
Last checked Aug 26, 2026. Calculations use the listed base rates; provider-specific tiers, cache writes, batch pricing, and long-context rules may differ. Note: Live OpenRouter route snapshot checked 26 Aug 2026. Direct Anthropic pricing and availability may differ. Confirm the current rate at the official provider source.
Quick answer
At the published base rate, Claude Sonnet 4.6 (OpenRouter) costs $3.00 per 1M input tokens and $15.00 per 1M output tokens. It supports a 1M context window and is currently marked ga.
Method & trust
This rate card uses the provider's listed base input, output, and cached-input prices. Workload tables below apply those rates to explicit token counts, cache assumptions, and request volumes; verify provider-specific tiers before committing budget.
Input
$3.00
per 1M tokens
Output
$15.00
per 1M tokens
Cached input
$0.30
per 1M tokens
Context window
1M
max output 128K
Claude Sonnet 4.6 (OpenRouter) cost calculator
What Claude Sonnet 4.6 (OpenRouter) costs per task
| Use case | Input tokens | Output tokens | Cost / request | Monthly @ 1K req/day |
|---|---|---|---|---|
| Customer support chatbot | 3,500 | 350 | $0.009135 | $274.05 |
| RAG / search-augmented answers | 8,000 | 500 | $0.0207 | $621.00 |
| AI coding assistant | 12,000 | 2,000 | $0.0466 | $1,396.80 |
| Document summarization | 25,000 | 600 | $0.0773 | $2,317.50 |
| Agentic workflow | 40,000 | 1,500 | $0.0723 | $2,169.00 |
| Content generation | 800 | 1,200 | $0.0198 | $592.56 |
| Data extraction & tagging | 2,000 | 250 | $0.00867 | $260.10 |
| Translation | 5,000 | 5,500 | $0.0955 | $2,864.25 |
Assumes each use case's typical cacheable share of input. See full cost scenarios.
Benchmark scores
Third-party composite indices (0-100) via OpenRouter's model catalog, verified Aug 28, 2026. Coding per $$15.00 of output: 4.2.
Compare with alternatives
| Model | Input /M | Output /M | Context | Chat request* |
|---|---|---|---|---|
| Claude Sonnet 4.6 (OpenRouter) | $3.00 | $15.00 | 1M | $0.0186 |
| GPT-5.6 Solcompare | $5.00 | $30.00 | 1.1M | $0.035 |
| GPT-5.6 Terracompare | $2.00 | $12.00 | 1.1M | $0.014 |
| GPT-5.6 Lunacompare | $0.20 | $1.20 | 1.1M | $0.0014 |
| GPT-5.6 Cybercompare | $12.50 | $75.00 | 1.1M | $0.0875 |
| GPT-5.5 Standardcompare | $5.00 | $30.00 | 512K | $0.035 |
| GPT-5.5 Procompare | $30.00 | $180.00 | 512K | $0.21 |
| GPT-5.4 Workhorsecompare | $2.50 | $15.00 | 256K | $0.0175 |
| GPT-5.4 minicompare | $0.75 | $4.50 | 256K | $0.00525 |
*4,000 in + 800 out tokens, 50% cached input where available.
Related calculations
FAQ
Claude Sonnet 4.6 (OpenRouter) costs $3.00 per 1M input tokens and $15.00 per 1M output tokens, with cached input at $0.30 per 1M tokens. Verified Aug 26, 2026 against https://openrouter.ai/api/v1/models.
Claude Sonnet 4.6 (OpenRouter) supports a 1,000,000-token context window with up to 128,000 output tokens per request, tokenized with claude_bpe.
At $3.00/M input and $15.00/M output, Claude Sonnet 4.6 (OpenRouter) sits below GPT-5.6 Sol ($5.00/M in, $30.00/M out) — see the comparison table for full-workload differences.